Green neon tetra

The smallest of the neon family, with a blue-green stripe and almost no red. It wants warm, soft, acidic water.

Green neon tetra, side view

Care at a glance

Minimum tank10 gallons (38 L)
Temperature75–84°F (24–29°C)
pH5.0–6.5
How manyKeep at least 8 together
Adult size1 in (2.5 cm)
Where it livesThe middle of the tank
TypeFish

Good tank mates

Possible with care

Do not mix with

Open any pairing to see the reason.

Tank sizes that fit